100312310111201 has 4 divisors (see below), whose sum is σ = 100314152482500. Its totient is φ = 100310467739904.

The previous prime is 100312310111173. The next prime is 100312310111219. The reversal of 100312310111201 is 102111013213001.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 93319464040000 + 6992846071201 = 9660200^2 + 2644399^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100312310111201 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 100312310111201.

It is not an unprimeable number, because it can be changed into a prime (100312310111401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 921103976 + ... + 921212873.

It is an arithmetic number, because the mean of its divisors is an integer number (25078538120625).

Almost surely, 2^{100312310111201} is an apocalyptic number.

It is an amenable number.

100312310111201 is a deficient number, since it is larger than the sum of its proper divisors (1842371299).

100312310111201 is an equidigital number, since it uses as much as digits as its factorization.

100312310111201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1842371298.

The product of its (nonzero) digits is 36, while the sum is 17.

Adding to 100312310111201 its reverse (102111013213001), we get a palindrome (202423323324202).

The spelling of 100312310111201 in words is "one hundred trillion, three hundred twelve billion, three hundred ten million, one hundred eleven thousand, two hundred one".